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Diffstat (limited to 'scene/audio/audio_stream_player.h')
| -rw-r--r-- | scene/audio/audio_stream_player.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/scene/audio/audio_stream_player.h b/scene/audio/audio_stream_player.h new file mode 100644 index 0000000000..0b782b67e7 --- /dev/null +++ b/scene/audio/audio_stream_player.h @@ -0,0 +1,122 @@ +/*************************************************************************/ +/* audio_stream_player.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#ifndef AUDIO_STREAM_PLAYER_H +#define AUDIO_STREAM_PLAYER_H + +#include "scene/main/node.h" +#include "servers/audio/audio_stream.h" + +class AudioStreamPlayer : public Node { + + GDCLASS(AudioStreamPlayer, Node) + +public: + enum MixTarget { + MIX_TARGET_STEREO, + MIX_TARGET_SURROUND, + MIX_TARGET_CENTER + }; + +private: + Ref<AudioStreamPlayback> stream_playback; + Ref<AudioStream> stream; + Vector<AudioFrame> mix_buffer; + Vector<AudioFrame> fadeout_buffer; + bool use_fadeout; + + volatile float setseek; + volatile bool active; + volatile bool setstop; + volatile bool stop_has_priority; + + float mix_volume_db; + float pitch_scale; + float volume_db; + bool autoplay; + bool stream_paused; + bool stream_paused_fade; + StringName bus; + + MixTarget mix_target; + + void _mix_internal(bool p_fadeout); + void _mix_audio(); + static void _mix_audios(void *self) { reinterpret_cast<AudioStreamPlayer *>(self)->_mix_audio(); } + + void _set_playing(bool p_enable); + bool _is_active() const; + + void _bus_layout_changed(); + void _mix_to_bus(const AudioFrame *p_frames, int p_amount); + +protected: + void _validate_property(PropertyInfo &property) const; + void _notification(int p_what); + static void _bind_methods(); + +public: + void set_stream(Ref<AudioStream> p_stream); + Ref<AudioStream> get_stream() const; + + void set_volume_db(float p_volume); + float get_volume_db() const; + + void set_pitch_scale(float p_pitch_scale); + float get_pitch_scale() const; + + void play(float p_from_pos = 0.0); + void seek(float p_seconds); + void stop(); + bool is_playing() const; + float get_playback_position(); + + void set_bus(const StringName &p_bus); + StringName get_bus() const; + + void set_autoplay(bool p_enable); + bool is_autoplay_enabled(); + + void set_mix_target(MixTarget p_target); + MixTarget get_mix_target() const; + + void set_stream_paused(bool p_pause); + bool get_stream_paused() const; + + Ref<AudioStreamPlayback> get_stream_playback(); + + + AudioStreamPlayer(); + ~AudioStreamPlayer(); +}; + +VARIANT_ENUM_CAST(AudioStreamPlayer::MixTarget) + +#endif // AUDIO_STREAM_PLAYER_H |